This Is A Full Flow By-Pass Combination Filter. Attributes Filter O.D. (Inches) : 4.668" Flow Rate : 28 To 30 gpm Gasket I.D. (Inches) : 3.945" Gasket O.D. (Inches) : 4.585" Gasket Thickness (Inches) : .425" Height (Inches) : 11.228" Media Type : Cellulose/Poly Blend Style : Spin-On Lube Filter Thread Size (Inches) : 2 1/4-12 Filter O.D. (mm) : 119 mm Gasket I.D. (mm) : 100 mm Gasket O.D. (mm) : 116 mm Gasket Thickness (mm) : 11 mm Height (mm) : 285 mm